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Table 3 Distribution of qualitative and quantitative features in the original dataset

From: Prediction of neonatal deaths in NICUs: development and validation of machine learning models

Variables

Values

Dead

(Mean ± SD)

Survived

(Mean ± SD)

All neonates

(N)

Quantitative features

Birth Weight (BW)

400–6509

1643.5 ± 1083.8

2566 ± 845.5

1762

Gestational Age (GA)

155–281

216 ± 34. 3

249.4 ± 24.1

1762

Variables

Values

Dead

N (%)

Survived

N (%)

All neonates

(N)

Quantitative features

    

Preterm birth

Yes

111 (80.4)

884 (54.4)

995 (56.5)

No

27 (19.6)

740 (45.6)

767 (43.5)

Small for Gestational Age (SGA)

Yes

44 (31.9)

318 (19.6)

362 (20.5)

No

94 (68.1)

1306 (80.4)

1400 (79.5)

Prenatal care

Yes

132 (95.7)

1580 (97.3)

1712 (97.2)

No

6 (4.3)

44 (2.7)

50 (2.8)

Mother disease

Yes

26 (18.8)

341 (21)

367 (20.8)

No

112 (81.2)

1283 (79)

1395 (79.2)

Respiratory Distress Syndrome (RDS)

Yes

77 (55.8)

474 (29.2)

551 (31.3)

No

61 (44.2)

1150 (70.8)

1211 (68.7)

Steroid therapy

Yes

1 (0.7)

8 (0.5)

9 (0.5)

No

137 (99.3)

1616 (99.5)

1753 (99.5)

Surfactant administration

Yes

90 (65.2)

328 (20.2)

418 (23.7)

No

48 (34.8)

1296 (79.8)

1344 (76.2)

Pulmonary hemorrhage

Yes

30 (21.7)

4 (0.2)

34 (1.9)

No

108 (78.3)

1620 (99.8)

1728 (98.1)

Congenital malformation

Yes

62 (44.9)

335 (20.6)

397 (22.5)

No

76(55.1)

1289 (79.4)

1365 (77.5)

Necrotizing EnteroColitis (NEC)

Yes

6 (4.3)

30 (1.8)

36 (2)

No

132 (95.7)

1594 (98.2)

1726 (98)

Sepsis

Yes

54 (39.1)

753 (46.4)

807 (45.8)

No

84 (60.9)

871 (53.6)

955 (54.2)

Intra Ventricular Hemorrhage (IVH)

Yes

41 (29.7)

235 (14.5)

276 (15.7)

No

97 (70.3)

1389 (85.5)

1486 (84.3)

Asphyxia

Yes

5 (3.6)

29 (1.8)

34 (1.9)

No

133 (96.4)

1595 (98.2)

1728 (98.1)

Intubation

Yes

78 (56.5)

95 (5.8)

173 (9.8)

No

60 (43.5)

1529 (94.2)

1589 (90.2)

Ventilation

Yes

104 (75.4)

168 (10.3)

272 (15.4)

No

34 (24.6)

1456 (89.7)

1490 (84.6)